Home › Words › P › phototriggerphototriggerphototrigger means A trigger enabled by light.Among words judged in Lexicurio's Arena, phototrigger ranks #16,013 of 42,752 for Qualifying.EtymologyFrom photo- + trigger.nounA trigger enabled by lightverbTo trigger photochemicallyDefinitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.phototriggered 89% match — triggered by a phototrigger vs phototrigger →photogating 67% match — gating controlled by light vs phototrigger →photoactivatable 64% match — That is able to be activated by light vs phototrigger →photosensor 64% match — A photodetector vs phototrigger →photoactivate 63% match — To activate by means of photoactivation vs phototrigger →photomicrosensor 63% match — A microsensor that responds to light vs phototrigger →photoinitiated 62% match — initiated by light or other electromagnetic radiation vs phototrigger →phototransistor 62% match — Any semiconductor device whose electrical characteristics are light-sensitive. vs phototrigger →